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A ball is moving in a circular path of radius 5 m.If tangential acceleration at any instant is 10 m/s ² and the net acceleration makes an angle 30° with the centripetal acceleration, then the instantaneous speed is
Options
(a) 50√3 m/s
(b) 9.3 m/s
(c) 6.6 m/s
(d) 5.4 m/s
Correct Answer:
9.3 m/s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A bar magnet with magnetic moment 2.5×10³ JT⁻¹ is rotating in horizontal plane
- A solid cylinder of mass M and radius R rolls without slipping down and inclined plane
- Two circuits have a mutual inductance of 0.1 H. What average e.m.f. is induced
- Sound waves travel at 350m/s through a warm air and at 3500 m/s through brass
- Four indentical thin rods each of mass M and length l, form a square frame
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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